Stop ipfs daemon on exit from mesh, if needed

src/freedombone-client

   echo '    if [ "$tracker_proc" ]; then' >> $batman_script
   echo '        kill -9 $tracker_proc 2> /dev/null' >> $batman_script
   echo '    fi' >> $batman_script
+  echo '    if [ ! -f /etc/systemd/system/ipfs.service ]; then' >> $batman_script
+  echo '        ipfs_proc=$(ps aux | grep ipfs | grep -v grep | awk -F " " "{print $2}" | head -n1)' >> $batman_script
+  echo '        if [ "$ipfs_proc" ]; then' >> $batman_script
+  echo '            kill -9 $ipfs_proc 2> /dev/null' >> $batman_script
+  echo '        fi' >> $batman_script
+  echo '    fi' >> $batman_script
   echo '}' >> $batman_script
   echo '' >> $batman_script
   echo 'if ! grep -q "$IFACE" /proc/net/dev; then' >> $batman_script